Intergovernmental relations during the COVID-19 crisis in Poland. Institutiones Administrationis - Journal of Administrative Sciences, [S. l.], v. 2, n. 2, p. 88–98, 2022. DOI: 10.54201/iajas.v2i2.32. Disponível em: https://mail.administrativescience.com/index.php/instadm/article/view/32.. Acesso em: 21 may. 2026.